This versatile pen is ideal for lettering and calligraphy. The water-based ink is permanent, allowing you to layer washes of color or employ various mixed media techniques. Use this permanent marker to adorn coffee mugs, wooden frames, posters, canvas art and more. Its extra-fine chisel nib and free-flowing ink allow you to create fine and crisp calligraphic letters. Details: Black 1.3 mm extra-fine tip Water-based permanent ink Nontoxic and acid free